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  <title>Divide numbers and get quotient and remainder</title>
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  <div id="layout-content"><div id="function.gmp-div-qr" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">gmp_div_qr</h1>
  <p class="verinfo">(PHP 4 &gt;= 4.0.4, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">gmp_div_qr</span> &mdash; <span class="dc-title">Divide numbers and get quotient and remainder</span></p>

 </div>
 
 <div class="refsect1 description" id="refsect1-function.gmp-div-qr-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>gmp_div_qr</strong></span>
    ( <span class="methodparam"><span class="type"><a href="class.gmp.html" class="type GMP">GMP</a></span> <code class="parameter">$n</code></span>
   , <span class="methodparam"><span class="type"><a href="class.gmp.html" class="type GMP">GMP</a></span> <code class="parameter">$d</code></span>
   [, <span class="methodparam"><span class="type">int</span> <code class="parameter">$round</code><span class="initializer"> = GMP_ROUND_ZERO</span></span>
  ] ) : <span class="type">array</span></div>

  <p class="para rdfs-comment">
   The function divides <code class="parameter">n</code> by <code class="parameter">d</code>.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.gmp-div-qr-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>

    
     <dt>
<code class="parameter">n</code></dt>

     <dd>

      <p class="para">
       The number being divided.
      </p>
      <p class="para">可以是一个 GMP
数据 <span class="type"><span class="type resouce">resouce</span></span>，或一个可以转换为数值的字符串。</p> 
     </dd>

    
    
     <dt>
<code class="parameter">d</code></dt>

     <dd>

      <p class="para">
       The number that <code class="parameter">n</code> is being divided by.
      </p>
      <p class="para">可以是一个 GMP
数据 <span class="type"><span class="type resouce">resouce</span></span>，或一个可以转换为数值的字符串。</p> 
     </dd>

    
    
     <dt>
<code class="parameter">round</code></dt>

     <dd>

      <p class="para">
       See the <span class="function"><a href="gmp_div_q.html" class="function">gmp_div_q()</a></span> function for description
       of the <code class="parameter">round</code> argument.
      </p>
     </dd>

    
   </dl>

  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.gmp-div-qr-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   Returns an <span class="type"><a href="language.types.array.html" class="type array">array</a></span>, with the first
   element being <em>[n/d]</em> (the integer result of the
   division) and the second being <em>(n - [n/d] * d)</em>
   (the remainder of the division).
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.gmp-div-qr-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-4069">
    <p><strong>Example #1 Division of GMP numbers</strong></p>
    <div class="example-contents">
<div class="phpcode"><pre><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />$a&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">gmp_init</span><span style="color: #007700">(</span><span style="color: #DD0000">"0x41682179fbf5"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$res&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">gmp_div_qr</span><span style="color: #007700">(</span><span style="color: #0000BB">$a</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"0xDEFE75"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Result&nbsp;is:&nbsp;q&nbsp;-&nbsp;%s,&nbsp;r&nbsp;-&nbsp;%s"</span><span style="color: #007700">,<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">gmp_strval</span><span style="color: #007700">(</span><span style="color: #0000BB">$res</span><span style="color: #007700">[</span><span style="color: #0000BB">0</span><span style="color: #007700">]),&nbsp;</span><span style="color: #0000BB">gmp_strval</span><span style="color: #007700">(</span><span style="color: #0000BB">$res</span><span style="color: #007700">[</span><span style="color: #0000BB">1</span><span style="color: #007700">]));<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</pre></div>
    </div>

   </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.gmp-div-qr-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="function"><a href="gmp_div_q.html" class="function" rel="rdfs-seeAlso">gmp_div_q()</a> - Divide numbers</span></li>
    <li class="member"><span class="function"><a href="gmp_div_r.html" class="function" rel="rdfs-seeAlso">gmp_div_r()</a> - Remainder of the division of numbers</span></li>
   </ul>
  </p>
 </div>

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